|
Mirage 7 Mini |
Mirage 7 |
Mirage 7 Deluxe |
| Aperture |
180mm |
180mm |
180mm |
| Focal length |
1800mm |
1800mm |
1800mm |
| Focal ratio |
1:10 |
1:10 |
1:10 |
| Focal plane extension - b |
Nominal - b=180mm
Range b=90-290mm |
Nominal - b=180mm
Range b=90-290mm |
Nominal - b=180mm
Range b=90-290mm |
| Linear field of view |
40mm |
40mm |
40mm |
| Wave front quality - not worse than |
Ë/6, ( Ë=0.633mkm), for b=180mm |
Ë/6, ( Ë=0.633mkm), for b=180mm |
Ë/8 (Ë/10), ( Ë=0.633mkm), for b=180mm |
| Finderscope tube, achromatic |
50mm x 10 (Aperture x magnifi-cation) |
50mm x 10 (Aperture x magnifi-cation) |
50mm x 10 (Aperture x magnifi-cation) |
| Dew cap |
- |
removable |
removable |
| Length |
570mm |
765mm |
765mm |
| Width |
208mm |
208mm |
208mm |
| Height (with finderscope) |
300mm |
300mm |
300mm |
| Gross weight |
7.5 kg |
8.5 kg |
8.5 kg |